package com.maila.xiaoaoschool.util;

import android.content.Context;
import android.os.Environment;

import java.io.File;

/**
 * 数据清理管理
 * Created by mark on 2017/12/8.
 */

public class DataCleanManager {
    /**
     * 清除本应用内部缓存(/data/data/com.xxx.xxx/cache)
     * * * @param context
     */

    public static void cleanInternalCache(Context context) {
        deleteFilesByDirectory(context.getCacheDir());
    }


    /**
     * * 清除外部cache下的内容(/mnt/sdcard/android/data/com.xxx.xxx/cache) * * @param
     * context
     */
    public static void cleanExternalCache(Context context) {
        if (Environment.getExternalStorageState().equals(
                Environment.MEDIA_MOUNTED)) {
            deleteFilesByDirectory(context.getExternalCacheDir());
        }
    }

    /**
     * 清除本应用所有数据库(/data/data/com.xxx.xxx/databases)
     * * * @param context
     */
    public static void cleanDatabases(Context context) {
        deleteFilesByDirectory(new File("/data/data/"
                + context.getPackageName() + "/databases"));
    }

    /**
     * 清除/data/data/com.xxx.xxx/files下的内容
     * * * @param context
     */
    public static void cleanFiles(Context context) {
        deleteFilesByDirectory(context.getFilesDir());
    }

    /**
     * 清除自定义路径下的文件，使用需小心，请不要误删。而且只支持目录下的文件删除
     * * * @param filePath
     */
    public static void cleanCustomCache(String filePath) {
        deleteFilesByDirectory(new File(filePath));
    }

    /**
     * * 清除本应用SharedPreference(/data/data/com.xxx.xxx/shared_prefs) * * @param
     * context
     */
    public static void cleanSharedPreference(Context context) {
        deleteFilesByDirectory(new File("/data/data/"
                + context.getPackageName() + "/shared_prefs"));
    }

    /**
     * 清除本应用所有的数据 * * @param context * @param filepath
     */
    public static void cleanApplicationData(Context context, String... filepath) {
        cleanCache(context);
        cleanDatabases(context);
        cleanSharedPreference(context);
        cleanFiles(context);
        for (String filePath : filepath) {
            cleanCustomCache(filePath);
        }
    }

    /**
     * 清除缓存
     *
     * @param context
     */
    public static void cleanCache(Context context) {
        cleanInternalCache(context);
        cleanExternalCache(context);
    }


    private static void deleteFilesByDirectory(File directory) {
        if (directory != null && directory.exists() && directory.isDirectory()) {
            for (File item : directory.listFiles()) {
                item.delete();
            }
        }

    }

}
